S5L9284 View Datasheet(PDF) - Samsung

Part Name

Description

Manufacturer

S5L9284

DIGITAL SIGNAL PROCESSOR

Samsung 

S5L9284D

DIGITAL SIGNAL PROCESSOR

A. Preamble

It is used to discriminate between the block sync of data and L/R-channel of data.

L-CH SYNC (Except for block sync)

R-CH SYNC

Block SYNC (L-CH)

4 bit

Figure 14. Preamble Signal

B. Control signal

(1) Validity bit: It indicate that the error of 16-bit audio data exists, or doesn’t (“H” : error, “L”: valid data)

(2) User definable bit: Subcode data input.

S0S1

PBFR

SBCK

SBDT

SYNC PATTERN

P

QRS T UV W P

Figure 15. Timing Chart of Digital Audio Out

(3) Channel status bit: The upper 4-bit of subcodes Q indicate the number of channels, pre-emphasis copy and

CDP category, etc.

S0S1

SQOT

H

ID0 ID1 COPY EMPH

PBFR

Figure 16. Timing Chart of Channel Status Data Output

(4) Parity bit: Making even parity

20

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